{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1239987107",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a39760d38eacd831988968eeaf7c3ca5f38e5523695c9b6666e282f5488de6a",
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    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}